Home / 369,045.22-509,377.41-240,305.04

Finding the Fourth Proportional to 369,045.22, 509,377.41 and 240,305.04

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Solution

The fourth proportional to 369,045.22, 509,377.41 and 240,305.04 is: 331,682.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,045.22 : 509,377.41 = 240,305.04 : x
  2. Step 2: Convert to fraction form
    369,045.22/509,377.41 = 240,305.04/x
  3. Step 3: Cross multiply
    369,045.22x = 509,377.41 × 240,305.04
  4. Step 4: Simplify right side
    369,045.22x = 122,405,958,885.15
  5. Step 5: Solve for x
    x = 122,405,958,885.15/369,045.22
  6. Step 6: Final answer
    x = 331,682.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.